Scania EMU DTC 4207 Refrigerant compressor E158, internal fault

EMU EMU control unit · Scania

Code 4207 (decimal). Some diagnostic tools show it in hexadecimal as 00106F.

In short

The refrigeration compressor is reporting that the current phase is below 0.25 A for 20 seconds when the refrigeration compressor is running.

Applies to: EMU1 (ECS)

What does Scania EMU fault code 4207 mean?

What causes Scania DTC 4207?

How does the system react?

What are the symptoms?

How to fix Scania EMU fault code 4207?

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This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.

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